On Saturday, December 03, 2011 02:35:21 Jesse Phillips wrote: > On Fri, 02 Dec 2011 17:59:59 -0500, Jonathan M Davis wrote: > > On Friday, December 02, 2011 23:33:34 Marco Leise wrote: > >> http://www.easypolls.net/poll.html?p=4ed9478e4fb7b0e4886eeea2 > > > > Why wouldn't std.regex accept an escaped sequence such as "\."? I > > thought that the whole point of something like "\." was to make it so > > that you could use "." directly in spite of the fact that it means > > something special in regexes. Or is it something special to do with the > > fact that it's between brackets? I'd still have thought that it would > > just escape it, since it _is_ an escape sequence. Or is that the escape > > sequence isn't necessary in between the brackets, and so the question is > > how to handle it, since it isn't necessary? > > > > - Jonathan M Davis > > Brackets being a character class, dot is used literally. So in this case > was it meant to be: > > [\\.] or [.]
Well, then if \. is not legal, I'd expect a static assertion failure or a template constraint failure if the string were given as a compile-time argument and an exception if it were given as a runtime argument. - Jonathan M Davis
